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Permalink CVE-2026-63853
7.8 HIGH
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Local (L)
  • Attack Complexity (AC): Low (L)
  • Privileges Required (PR): Low (L)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): High (H)
  • Integrity (I): High (H)
  • Availability (A): High (H)
  • Modified Attack Vector (MAV): Local (L)
  • Modified Attack Complexity (MAC): Low (L)
  • Modified Privileges Required (MPR): Low (L)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): High (H)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): High (H)
  • Modified Availability (MA): High (H)
created 6 days, 5 hours ago Activity log
  • Created & dismissed (max. allowed matches exceeded) suggestion 6 days, 5 hours ago
drm/amdgpu/vcn: set no_user_fence for VCN v4.0 enc ring

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set no_user_fence for VCN v4.0 enc ring VCN encoder and decoder rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit fd852c048b46f9825e904a4f3f4538fe9d8827d9)

Affected products

Linux
  • <1286b6872de0aee1feeeaa6dbac86369806de9a5
  • =<6.18.*
  • ==5.19
  • <6bdd2ed6458d35c368fbe9550a4d7f342abd3a92
  • =<7.0.*
  • <5.19
  • =<*
  • <51f694221047c84fa185be98210eb2c354ffb8c6